diff --git a/debian-bootstrap.sh b/debian-bootstrap.sh
index 726c5334..b149c584 100755
--- a/debian-bootstrap.sh
+++ b/debian-bootstrap.sh
@@ -184,6 +184,6 @@ wget -O - http://apt.llvm.org/llvm-snapshot.gpg.key | apt-key add - \
     && apt-get install -y llvm-4.0
 
 # non-free repo
-apt-add-repository multiverse
-    && apt-get update
+apt-add-repository multiverse \
+    && apt-get update \
     && apt-get install -y libfdk-aac-dev